First Circuit for an Electrical Logic Machine.” Science 118 (4 September, 1953), pp. 281-282.
This is the first printed account of the first circuit diagram, prepared in about 1885 by Alan Marquand, for an electrical relay machine that performs logical inference. The complete issue, in wrappers. Some soiling. A very good copy. Octavo. It is usually assumed that the performance of logical inference by.....